Ethnobotany: How to Get Drugs from Plants

Ethnobotany: How to Get Drugs from Plants

In 1820, most of the drugs listed in the American Pharmacopoeia were plant-based; by 1960, it was a mere 5 percent. Yet in the late 20th century this trend reversed. Why? Join Josh and Chuck as they get to the root of ethnobotany and plant-based medicine.

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Episoder(2801)

How Molecular Gastronomy Works

How Molecular Gastronomy Works

After botching a particularly tricky dish, molecular chemist Herve This decided to figure out why his recipe didn't work. He ended up creating a new field of cuisine: Molecular gastronomy. Join Josh a...

12 Apr 201133min

Does oil speculation increase gas prices?

Does oil speculation increase gas prices?

In an uncertain economy, investors often flock to commodities like oil, trading oil futures in a derivative market. Some believe this creates an artificially high price. Join Josh and Chuck and learn ...

7 Apr 201133min

Sherpas: Warm, Friendly Living

Sherpas: Warm, Friendly Living

Pop quiz: What word denotes a nation of people, a last name and an occupation? If you guessed 'Sherpa,' then congratulations: You're correct. But what exactly is a Sherpa? Tune in and learn more as Ch...

5 Apr 201128min

SYSK Live from SXSW: How UFOs Work

SYSK Live from SXSW: How UFOs Work

In this episode, Josh and Chuck ditch the studio and head west -- south by southwest, in fact -- to record a live podcast in Austin, Texas. Tune in and learn more Stuff You Should Know about SXSW and ...

31 Mar 201137min

How Igloos Work

How Igloos Work

Igloos were traditionally used by Inuit Indians as temporary shelter while on hunting and fishing trips. In this episode, Josh and Chuck look at the design of igloos, from their impressive heat-catchi...

29 Mar 201127min

That Dang-old Goat Fell Over

That Dang-old Goat Fell Over

Due to a condition known as Thomsen's disease, the muscles of fainting goats tense up whenever the animal is startled. In this episode, Josh and Chuck break down the science behind this bizarre condit...

24 Mar 201127min

How a Nuclear Meltdown Works

How a Nuclear Meltdown Works

The recent disaster in Japan has caused massive damage and killed thousands -- but that's not all: The Fukushima nuclear plant may possibly be on the verge of a meltdown. Tune in to learn how meltdown...

22 Mar 201135min

Why's that dude in that dumpster?

Why's that dude in that dumpster?

Freegans prefer scavenging, volunteering and squatting to the more mainstream consumer practices of buying, working and renting a home. But how does this actually work, and why are these people someti...

17 Mar 201132min

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